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<FONT color="green">001</FONT>    /* <a name="line.1"></a>
<FONT color="green">002</FONT>     Copyright 2009 Regents of the University of Colorado.  <a name="line.2"></a>
<FONT color="green">003</FONT>     All rights reserved. <a name="line.3"></a>
<FONT color="green">004</FONT>    <a name="line.4"></a>
<FONT color="green">005</FONT>     Licensed under the Apache License, Version 2.0 (the "License"); <a name="line.5"></a>
<FONT color="green">006</FONT>     you may not use this file except in compliance with the License. <a name="line.6"></a>
<FONT color="green">007</FONT>     You may obtain a copy of the License at <a name="line.7"></a>
<FONT color="green">008</FONT>    <a name="line.8"></a>
<FONT color="green">009</FONT>     http://www.apache.org/licenses/LICENSE-2.0 <a name="line.9"></a>
<FONT color="green">010</FONT>    <a name="line.10"></a>
<FONT color="green">011</FONT>     Unless required by applicable law or agreed to in writing, software <a name="line.11"></a>
<FONT color="green">012</FONT>     distributed under the License is distributed on an "AS IS" BASIS, <a name="line.12"></a>
<FONT color="green">013</FONT>     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <a name="line.13"></a>
<FONT color="green">014</FONT>     See the License for the specific language governing permissions and <a name="line.14"></a>
<FONT color="green">015</FONT>     limitations under the License.<a name="line.15"></a>
<FONT color="green">016</FONT>    */<a name="line.16"></a>
<FONT color="green">017</FONT>    package org.uutuc.util;<a name="line.17"></a>
<FONT color="green">018</FONT>    <a name="line.18"></a>
<FONT color="green">019</FONT>    import java.lang.reflect.Field;<a name="line.19"></a>
<FONT color="green">020</FONT>    import java.lang.reflect.InvocationTargetException;<a name="line.20"></a>
<FONT color="green">021</FONT>    import java.lang.reflect.Method;<a name="line.21"></a>
<FONT color="green">022</FONT>    import java.lang.reflect.Modifier;<a name="line.22"></a>
<FONT color="green">023</FONT>    import java.util.ArrayList;<a name="line.23"></a>
<FONT color="green">024</FONT>    import java.util.Arrays;<a name="line.24"></a>
<FONT color="green">025</FONT>    import java.util.List;<a name="line.25"></a>
<FONT color="green">026</FONT>    import java.util.Locale;<a name="line.26"></a>
<FONT color="green">027</FONT>    <a name="line.27"></a>
<FONT color="green">028</FONT>    import org.apache.commons.lang.ArrayUtils;<a name="line.28"></a>
<FONT color="green">029</FONT>    import org.apache.uima.UimaContext;<a name="line.29"></a>
<FONT color="green">030</FONT>    import org.apache.uima.resource.ResourceInitializationException;<a name="line.30"></a>
<FONT color="green">031</FONT>    import org.uutuc.factory.ConfigurationParameterFactory;<a name="line.31"></a>
<FONT color="green">032</FONT>    <a name="line.32"></a>
<FONT color="green">033</FONT>    /**<a name="line.33"></a>
<FONT color="green">034</FONT>     * @author Philip Ogren<a name="line.34"></a>
<FONT color="green">035</FONT>     */<a name="line.35"></a>
<FONT color="green">036</FONT>    <a name="line.36"></a>
<FONT color="green">037</FONT>    public class InitializeUtil {<a name="line.37"></a>
<FONT color="green">038</FONT>            public static void initialize(Object component, UimaContext context) throws ResourceInitializationException {<a name="line.38"></a>
<FONT color="green">039</FONT>                    initializeParameters(component, context);<a name="line.39"></a>
<FONT color="green">040</FONT>            }<a name="line.40"></a>
<FONT color="green">041</FONT>    <a name="line.41"></a>
<FONT color="green">042</FONT>            public static void initializeParameters(Object component, UimaContext context) throws ResourceInitializationException {<a name="line.42"></a>
<FONT color="green">043</FONT>                    try {<a name="line.43"></a>
<FONT color="green">044</FONT>                    for (Field field : getFields(component)) { //component.getClass().getDeclaredFields()) {<a name="line.44"></a>
<FONT color="green">045</FONT>                            if (ConfigurationParameterFactory.isConfigurationParameterField(field)) {<a name="line.45"></a>
<FONT color="green">046</FONT>                                    <a name="line.46"></a>
<FONT color="green">047</FONT>                                    Object defaultValue = ConfigurationParameterFactory.getDefaultValue(field);<a name="line.47"></a>
<FONT color="green">048</FONT>                                    org.uutuc.descriptor.ConfigurationParameter annotation = field<a name="line.48"></a>
<FONT color="green">049</FONT>                                                    .getAnnotation(org.uutuc.descriptor.ConfigurationParameter.class);<a name="line.49"></a>
<FONT color="green">050</FONT>    <a name="line.50"></a>
<FONT color="green">051</FONT>                                    Object value;<a name="line.51"></a>
<FONT color="green">052</FONT>                                    if(annotation.mandatory()) {<a name="line.52"></a>
<FONT color="green">053</FONT>                                            value = getRequiredConfigParameterValue(context, annotation.name());<a name="line.53"></a>
<FONT color="green">054</FONT>                                    } else {<a name="line.54"></a>
<FONT color="green">055</FONT>                                            value = getDefaultingConfigParameterValue(context, annotation.name(), defaultValue);<a name="line.55"></a>
<FONT color="green">056</FONT>                                    }<a name="line.56"></a>
<FONT color="green">057</FONT>                                    setParameterValue(component, field, value);<a name="line.57"></a>
<FONT color="green">058</FONT>                            }<a name="line.58"></a>
<FONT color="green">059</FONT>                    }<a name="line.59"></a>
<FONT color="green">060</FONT>                    } catch(Exception e) {<a name="line.60"></a>
<FONT color="green">061</FONT>                            throw new ResourceInitializationException(e);<a name="line.61"></a>
<FONT color="green">062</FONT>                    }<a name="line.62"></a>
<FONT color="green">063</FONT>                    <a name="line.63"></a>
<FONT color="green">064</FONT>            }<a name="line.64"></a>
<FONT color="green">065</FONT>    <a name="line.65"></a>
<FONT color="green">066</FONT>            public static List&lt;Field&gt; getFields(Object object) {<a name="line.66"></a>
<FONT color="green">067</FONT>                    Class&lt;?&gt; cls = object.getClass();<a name="line.67"></a>
<FONT color="green">068</FONT>                    List&lt;Field&gt; fields = new ArrayList&lt;Field&gt;();<a name="line.68"></a>
<FONT color="green">069</FONT>                    while(!cls.equals(Object.class)) {<a name="line.69"></a>
<FONT color="green">070</FONT>                            Field[] flds = cls.getDeclaredFields();<a name="line.70"></a>
<FONT color="green">071</FONT>                            fields.addAll(Arrays.asList(flds));<a name="line.71"></a>
<FONT color="green">072</FONT>                            cls = cls.getSuperclass();<a name="line.72"></a>
<FONT color="green">073</FONT>                    }<a name="line.73"></a>
<FONT color="green">074</FONT>                    return fields;<a name="line.74"></a>
<FONT color="green">075</FONT>            }<a name="line.75"></a>
<FONT color="green">076</FONT>            <a name="line.76"></a>
<FONT color="green">077</FONT>            <a name="line.77"></a>
<FONT color="green">078</FONT>            private static void setParameterValue(Object component, Field field, Object value) throws IllegalArgumentException, IllegalAccessException, SecurityException, NoSuchMethodException, InvocationTargetException {<a name="line.78"></a>
<FONT color="green">079</FONT>                            <a name="line.79"></a>
<FONT color="green">080</FONT>                    <a name="line.80"></a>
<FONT color="green">081</FONT>                    if(value != null &amp;&amp; !field.getType().isAssignableFrom(value.getClass())) {<a name="line.81"></a>
<FONT color="green">082</FONT>                            if(field.getType().isArray() &amp;&amp; value.getClass().getComponentType().getName().equals(Boolean.class.getName())) {<a name="line.82"></a>
<FONT color="green">083</FONT>                                    value = ArrayUtils.toPrimitive((Boolean[]) value);<a name="line.83"></a>
<FONT color="green">084</FONT>                            }<a name="line.84"></a>
<FONT color="green">085</FONT>                            else if(field.getType().isArray() &amp;&amp; value.getClass().getComponentType().getName().equals(Integer.class.getName())) {<a name="line.85"></a>
<FONT color="green">086</FONT>                                    value = ArrayUtils.toPrimitive((Integer[]) value);<a name="line.86"></a>
<FONT color="green">087</FONT>                            }<a name="line.87"></a>
<FONT color="green">088</FONT>                            else if(field.getType().isArray() &amp;&amp; value.getClass().getComponentType().getName().equals(Float.class.getName())) {<a name="line.88"></a>
<FONT color="green">089</FONT>                                    value = ArrayUtils.toPrimitive((Float[]) value);<a name="line.89"></a>
<FONT color="green">090</FONT>                            }<a name="line.90"></a>
<FONT color="green">091</FONT>                    }<a name="line.91"></a>
<FONT color="green">092</FONT>                    <a name="line.92"></a>
<FONT color="green">093</FONT>                    if((field.getModifiers() &amp; Modifier.PUBLIC) &gt; 0) {<a name="line.93"></a>
<FONT color="green">094</FONT>                            field.set(component, value);<a name="line.94"></a>
<FONT color="green">095</FONT>                    } else {<a name="line.95"></a>
<FONT color="green">096</FONT>                            Method method = getSetter(component.getClass(), field);<a name="line.96"></a>
<FONT color="green">097</FONT>                            method.invoke(component, value);<a name="line.97"></a>
<FONT color="green">098</FONT>                    }<a name="line.98"></a>
<FONT color="green">099</FONT>                    <a name="line.99"></a>
<FONT color="green">100</FONT>            }<a name="line.100"></a>
<FONT color="green">101</FONT>            <a name="line.101"></a>
<FONT color="green">102</FONT>            private static Method getSetter(Class&lt;?&gt; clazz, Field field) throws SecurityException, NoSuchMethodException {<a name="line.102"></a>
<FONT color="green">103</FONT>                    String name = field.getName();<a name="line.103"></a>
<FONT color="green">104</FONT>                    name = "set" + name.substring(0, 1).toUpperCase(Locale.US) + name.substring(1);<a name="line.104"></a>
<FONT color="green">105</FONT>                    try {<a name="line.105"></a>
<FONT color="green">106</FONT>                            return clazz.getMethod(name, field.getType());<a name="line.106"></a>
<FONT color="green">107</FONT>                    } catch(Exception nsme) {<a name="line.107"></a>
<FONT color="green">108</FONT>                            String message = "setter method for the configuration parameter "+field.getName()+" in the class "+field.getDeclaringClass()+" does not exist or is not public.  Please verify that a method named "+name+ " exists for this configuration parameter.";<a name="line.108"></a>
<FONT color="green">109</FONT>                            throw new NoSuchMethodException(message);<a name="line.109"></a>
<FONT color="green">110</FONT>                    }<a name="line.110"></a>
<FONT color="green">111</FONT>    <a name="line.111"></a>
<FONT color="green">112</FONT>            }<a name="line.112"></a>
<FONT color="green">113</FONT>            <a name="line.113"></a>
<FONT color="green">114</FONT>            public static Object getDefaultingConfigParameterValue(UimaContext context, String paramName, Object defaultValue) {<a name="line.114"></a>
<FONT color="green">115</FONT>                    Object paramValue = context.getConfigParameterValue(paramName);<a name="line.115"></a>
<FONT color="green">116</FONT>                    if (paramValue == null) {<a name="line.116"></a>
<FONT color="green">117</FONT>                            paramValue = defaultValue;<a name="line.117"></a>
<FONT color="green">118</FONT>                    }<a name="line.118"></a>
<FONT color="green">119</FONT>                    else if (paramValue instanceof String) {<a name="line.119"></a>
<FONT color="green">120</FONT>                            String str = (String) paramValue;<a name="line.120"></a>
<FONT color="green">121</FONT>                            if (str.trim().equals("")) paramValue = defaultValue;<a name="line.121"></a>
<FONT color="green">122</FONT>                    }<a name="line.122"></a>
<FONT color="green">123</FONT>                    else if (paramValue instanceof String[]) {<a name="line.123"></a>
<FONT color="green">124</FONT>                            String[] strs = (String[]) paramValue;<a name="line.124"></a>
<FONT color="green">125</FONT>                            if (strs.length == 0) paramValue = defaultValue;<a name="line.125"></a>
<FONT color="green">126</FONT>                            if (strs.length == 1 &amp;&amp; strs[0].trim().equals("")) paramValue = defaultValue;<a name="line.126"></a>
<FONT color="green">127</FONT>                    }<a name="line.127"></a>
<FONT color="green">128</FONT>                    return paramValue;<a name="line.128"></a>
<FONT color="green">129</FONT>            }<a name="line.129"></a>
<FONT color="green">130</FONT>    <a name="line.130"></a>
<FONT color="green">131</FONT>            /**<a name="line.131"></a>
<FONT color="green">132</FONT>             * Get a configuration parameter value, raising an exception if it was not<a name="line.132"></a>
<FONT color="green">133</FONT>             * specified.<a name="line.133"></a>
<FONT color="green">134</FONT>             * <a name="line.134"></a>
<FONT color="green">135</FONT>             * @param context<a name="line.135"></a>
<FONT color="green">136</FONT>             *            The UIMAContext where the parameter should be defined.<a name="line.136"></a>
<FONT color="green">137</FONT>             * @param paramName<a name="line.137"></a>
<FONT color="green">138</FONT>             *            The name of the parameter.<a name="line.138"></a>
<FONT color="green">139</FONT>             * @return The value of the named parameter.<a name="line.139"></a>
<FONT color="green">140</FONT>             * @throws ResourceInitializationException<a name="line.140"></a>
<FONT color="green">141</FONT>             */<a name="line.141"></a>
<FONT color="green">142</FONT>            public static Object getRequiredConfigParameterValue(UimaContext context, String paramName)<a name="line.142"></a>
<FONT color="green">143</FONT>                            throws ResourceInitializationException {<a name="line.143"></a>
<FONT color="green">144</FONT>                    Object paramValue = context.getConfigParameterValue(paramName);<a name="line.144"></a>
<FONT color="green">145</FONT>                    if (paramValue == null) {<a name="line.145"></a>
<FONT color="green">146</FONT>                            String key = ResourceInitializationException.CONFIG_SETTING_ABSENT;<a name="line.146"></a>
<FONT color="green">147</FONT>                            throw new ResourceInitializationException(key, new Object[] { paramName });<a name="line.147"></a>
<FONT color="green">148</FONT>                    }<a name="line.148"></a>
<FONT color="green">149</FONT>                    else if (paramValue instanceof String) {<a name="line.149"></a>
<FONT color="green">150</FONT>                            String str = (String) paramValue;<a name="line.150"></a>
<FONT color="green">151</FONT>                            if (str.trim().equals("")) {<a name="line.151"></a>
<FONT color="green">152</FONT>                                    String key = ResourceInitializationException.CONFIG_SETTING_ABSENT;<a name="line.152"></a>
<FONT color="green">153</FONT>                                    throw new ResourceInitializationException(key, new Object[] { paramName });<a name="line.153"></a>
<FONT color="green">154</FONT>                            }<a name="line.154"></a>
<FONT color="green">155</FONT>                    }<a name="line.155"></a>
<FONT color="green">156</FONT>                    return paramValue;<a name="line.156"></a>
<FONT color="green">157</FONT>            }<a name="line.157"></a>
<FONT color="green">158</FONT>    <a name="line.158"></a>
<FONT color="green">159</FONT>            private InitializeUtil() {}<a name="line.159"></a>
<FONT color="green">160</FONT>    <a name="line.160"></a>
<FONT color="green">161</FONT>    <a name="line.161"></a>
<FONT color="green">162</FONT>    }<a name="line.162"></a>




























































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